04 2017 档案
摘要://控制死窗体 int width = this->geometry().width(); int height = this->geometry().height(); this->setFixedSize(width,height); //定时器的使用 QTimer *serialReadTimer = new QTimer; ...
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摘要:#include #include #include #include int main(int argc, char *argv[]) { QCoreApplication a(argc, argv); QSqlDatabase db = QSqlDatabase::addDatabase("QSQLITE"); db.setDatabaseName("stud...
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